CA2261795A1 - Optical dot image display - Google Patents
Optical dot image display Download PDFInfo
- Publication number
- CA2261795A1 CA2261795A1 CA002261795A CA2261795A CA2261795A1 CA 2261795 A1 CA2261795 A1 CA 2261795A1 CA 002261795 A CA002261795 A CA 002261795A CA 2261795 A CA2261795 A CA 2261795A CA 2261795 A1 CA2261795 A1 CA 2261795A1
- Authority
- CA
- Canada
- Prior art keywords
- light
- plate
- magnetic
- cutting member
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 230000003287 optical effect Effects 0.000 title abstract 2
- 238000007664 blowing Methods 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000011148 porous material Substances 0.000 abstract 5
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000002775 capsule Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000024042 response to gravity Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
- G09F9/375—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the position of the elements being controlled by the application of a magnetic field
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Liquid Crystal (AREA)
- Drawing Aids And Blackboards (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9-154346 | 1997-05-29 | ||
| JP15434697A JP3236244B2 (ja) | 1996-09-02 | 1997-05-29 | 光点描式ディスプレイ装置 |
| PCT/JP1998/002365 WO1998054689A1 (fr) | 1997-05-29 | 1998-05-28 | Dispositif optique d'affichage d'images par points |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2261795A1 true CA2261795A1 (en) | 1998-12-03 |
Family
ID=15582160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002261795A Abandoned CA2261795A1 (en) | 1997-05-29 | 1998-05-28 | Optical dot image display |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6244872B1 (ru) |
| EP (1) | EP0917126B1 (ru) |
| KR (1) | KR100317513B1 (ru) |
| CN (1) | CN1124581C (ru) |
| AT (1) | ATE292837T1 (ru) |
| AU (1) | AU724062B2 (ru) |
| BR (1) | BR9804936A (ru) |
| CA (1) | CA2261795A1 (ru) |
| DE (1) | DE69829626T2 (ru) |
| HK (1) | HK1022204A1 (ru) |
| RU (1) | RU2176415C2 (ru) |
| WO (1) | WO1998054689A1 (ru) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6800012B2 (en) * | 2001-08-31 | 2004-10-05 | John G. Maxim | Picture board with array of individually pivotable color transmission members and pigment sheet and method |
| US20060051725A1 (en) * | 2004-09-08 | 2006-03-09 | Buccella Robert J | Magnetic art toy |
| US20100033518A1 (en) * | 2008-08-05 | 2010-02-11 | Ali Shekarchi | Lightboard |
| KR20190051202A (ko) | 2017-11-06 | 2019-05-15 | 이강선 | 레슨 매칭 서비스를 제공하는 방법 |
| CN108297578A (zh) * | 2017-12-28 | 2018-07-20 | 广州华夏职业学院 | 一种高度可调节式的防反光黑板 |
| JP7277195B2 (ja) * | 2019-03-22 | 2023-05-18 | 章三 平山 | 光点描式ディスプレイ装置 |
| CN110328988A (zh) * | 2019-08-13 | 2019-10-15 | 威士达半导体科技(张家港)有限公司 | 磁性书写板组件及会议用书写装置 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4163332B2 (en) * | 1976-10-05 | 1995-09-05 | Unisplay Sa | Matrix display device |
| US4139841A (en) * | 1977-06-22 | 1979-02-13 | E-Systems, Inc. | Electromagnetic information display system |
| US4541812A (en) * | 1983-07-25 | 1985-09-17 | Tomy Kogyo Company, Incorporated | Illuminating toy utilizing captive light conducting elements |
| JPS6063886U (ja) * | 1983-10-06 | 1985-05-04 | 東京電測株式会社 | 発光表示装置における発光磁気反転板表示素子 |
| US4794391A (en) * | 1983-10-31 | 1988-12-27 | Securite Et Signalisation | Display matrix incorporating light-conducting fibers and light-occulting shutters |
| JPH0656412B2 (ja) | 1987-07-20 | 1994-07-27 | 三菱電機株式会社 | 電波諸元分析用前処理装置 |
| CN1018590B (zh) * | 1987-09-14 | 1992-10-07 | 株式会社瓦科姆 | 电子黑板装置及其书写器和黑板擦 |
| US4983956A (en) * | 1988-10-13 | 1991-01-08 | Unisplay S.A. | Display arrangement |
| US5055832A (en) * | 1989-06-09 | 1991-10-08 | Dayco Products Canada Inc. | Display element with notched disk |
| US5351065A (en) * | 1990-07-17 | 1994-09-27 | Dambach-Werke Gmbh | Indicator device |
| IT1244552B (it) * | 1990-12-12 | 1994-07-15 | Solari Udine Spa | Cella elementare aggregabile per la realizzazione di visualizzatori a matrice di punti |
| US5266935A (en) * | 1992-02-10 | 1993-11-30 | The Staver Company, Inc. | Pixel display assembly |
| US5793349A (en) * | 1992-03-20 | 1998-08-11 | Mark Iv Industries Limited | Electromagnetic shutter and cover |
| US5337077A (en) * | 1992-03-20 | 1994-08-09 | Mark Iv Industries Limited | Electromagnetic shutter |
| DE4212125C1 (ru) * | 1992-04-13 | 1993-04-01 | Dambach-Werke Gmbh, 7554 Kuppenheim, De | |
| US5642130A (en) * | 1995-01-17 | 1997-06-24 | Mark Iv Industries Limited | Display array and power control circuit |
| US5555163A (en) * | 1995-02-09 | 1996-09-10 | Pisani; Richard R. | Miniature light display |
| DE19507200A1 (de) * | 1995-03-02 | 1996-09-12 | Herbert Klenk | Großanzeige für Text und Grafik bestehend aus einer Matrix von beweglichen Elementen |
| US5898418A (en) * | 1995-03-06 | 1999-04-27 | Kao; Pin-Chi | Magnetically operated display |
| US5784190A (en) * | 1995-04-27 | 1998-07-21 | John M. Baker | Electro-micro-mechanical shutters on transparent substrates |
| US5771616C1 (en) * | 1996-07-19 | 2001-07-03 | Mark Iv Ind Ltd | Display device with disk and led |
-
1998
- 1998-05-28 WO PCT/JP1998/002365 patent/WO1998054689A1/ja active IP Right Grant
- 1998-05-28 EP EP98921867A patent/EP0917126B1/en not_active Expired - Lifetime
- 1998-05-28 KR KR1019997000694A patent/KR100317513B1/ko not_active IP Right Cessation
- 1998-05-28 AT AT98921867T patent/ATE292837T1/de not_active IP Right Cessation
- 1998-05-28 CA CA002261795A patent/CA2261795A1/en not_active Abandoned
- 1998-05-28 BR BR9804936-4A patent/BR9804936A/pt not_active Application Discontinuation
- 1998-05-28 CN CN98800894A patent/CN1124581C/zh not_active Expired - Lifetime
- 1998-05-28 DE DE69829626T patent/DE69829626T2/de not_active Expired - Lifetime
- 1998-05-28 AU AU74540/98A patent/AU724062B2/en not_active Ceased
- 1998-05-28 US US09/230,703 patent/US6244872B1/en not_active Expired - Lifetime
- 1998-05-28 RU RU99104157/09A patent/RU2176415C2/ru active
-
2000
- 2000-02-25 HK HK00101134A patent/HK1022204A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69829626T2 (de) | 2006-03-30 |
| CN1231047A (zh) | 1999-10-06 |
| CN1124581C (zh) | 2003-10-15 |
| RU2176415C2 (ru) | 2001-11-27 |
| EP0917126A4 (en) | 2000-12-20 |
| BR9804936A (pt) | 2000-01-18 |
| EP0917126A1 (en) | 1999-05-19 |
| AU7454098A (en) | 1998-12-30 |
| AU724062B2 (en) | 2000-09-14 |
| DE69829626D1 (de) | 2005-05-12 |
| US6244872B1 (en) | 2001-06-12 |
| HK1022204A1 (en) | 2000-07-28 |
| EP0917126B1 (en) | 2005-04-06 |
| ATE292837T1 (de) | 2005-04-15 |
| KR20000029625A (ko) | 2000-05-25 |
| KR100317513B1 (ko) | 2001-12-22 |
| WO1998054689A1 (fr) | 1998-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |